Rotary Encoders

RS have a great range of Rotary Encoders that are suitable for a wide variety of electronics projects. Our Rotary Encoders are ideal for engineers, technicians and even beginners and are great value for money from trusted brands such as Bourns, Omron, TE Connectivity and Wurth Elektronik.

Rotary encoders are electro-mechanical devices that convert the angular position of a shaft to either analogue or digital output signals. The types of rotary encoders include mechanical rotary and optical rotary and can be installed using brackets specially designed for mounting in machinery.

Mechanical Rotary Encoders
Mechanical Rotary Encoders
Optical Rotary Encoders
Optical Rotary Encoders
Rotary Encoder Mounting Brackets
Rotary Encoder Mounting Brackets

415 Products showing for Rotary Encoders

15 / 21
In Stock
Nidec Components 12V dc 360 Pulse Optical Encoder with a 4 mm
  • RS Stock No. 244-4101
  • Mfr. Part No. RE30E-360-213-1
Each (In a Box of 5)
MYR387.864
In Stock
Alps Alpine 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft, Through Hole
  • RS Stock No. 172-6320
  • Mfr. Part No. EC16B242040R
Each (In a Tray of 60)
MYR4.908
Temporarily out of stock
Bourns 5V dc 256 Pulse Optical Encoder with a 6.35 mm Round Shaft, Bracket Mount
  • RS Stock No. 164-2633P
  • Mfr. Part No. ENS1J-B28-L00256L
Each (Supplied in a Bag)
MYR308.91
In Stock
Broadcom 500 Pulse Code Wheel with a 4 mm, Through Hole
  • RS Stock No. 796-7830P
  • Mfr. Part No. HEDS-5120#A11
Each (Supplied in a Bag)
MYR93.95
In Stock
Broadcom 5V dc 1024 PPR Pulse Optical Encoder with a 6 mm Hollow Shaft, Screw Mount, Wire Lead
  • RS Stock No. 334-862
  • Mfr. Part No. AEDR-8710-102
1 Tape of 1
MYR165.80
In Stock
Nidec Components 5V dc 25 Pulse Optical Encoder with a 6 mm Flat Shaft, Through Hole
  • RS Stock No. 475-6173
  • Mfr. Part No. REC16B25-201C
Each
MYR94.44
In Stock
Broadcom 5V dc Optical Encoder, Surface Mount
  • RS Stock No. 275-8942
  • Mfr. Part No. AEDR-9930E-102
Each
MYR170.38
In Stock
Broadcom 5V dc 1024 PPR Pulse Optical Encoder with a 6 mm Hollow Shaft, Screw Mount, Wire Lead
  • RS Stock No. 334-862P
  • Mfr. Part No. AEDR-8710-102
Each (Supplied on a Reel)
MYR165.80
In Stock
Elma 8 Pulse 2 bit Quadrature Mechanical Rotary Encoder with a 6 mm Slotted Shaft
  • RS Stock No. 241-2349
  • Mfr. Part No. E33-VT622-M45T
Each
MYR176.82
Temporarily out of stock
Broadcom 5V dc Optical Encoder Hollow Shaft
  • RS Stock No. 178-3120
  • Mfr. Part No. HEDS-5540#A12
Each (In a Tray of 25)
MYR274.16
In Stock
Broadcom 5V dc Optical Encoder Hollow Shaft
  • RS Stock No. 178-3118
  • Mfr. Part No. HEDS-5605#E06
Each (In a Tray of 25)
MYR271.306
In Stock
Bourns 128 Pulse Absolute Mechanical Rotary Encoder with a 6.35 mm Plain with Slot Shaft (Not Indexed), Bracket Mount
  • RS Stock No. 263-2918
  • Mfr. Part No. EAW0J-B24-AE0128L
Each
MYR42.57
Temporarily out of stock
Nidec Components 5V dc 50 Pulse Optical Encoder with a 20 mm Flat Shaft, Panel Mount
  • RS Stock No. 202-4405
  • Mfr. Part No. REC20D-50-201-1
1 Box of 5
MYR517.47
Temporarily out of stock
Grayhill 5V dc Optical Encoder with a 6.35 mm Flat Shaft, Panel Mount, Pin
  • RS Stock No. 878-0583
  • Mfr. Part No. 62N30-P
Each
MYR480.76
In Stock
Broadcom 5V dc Optical Encoder
  • RS Stock No. 796-7878
  • Mfr. Part No. HEDS-9100#A00
Each
MYR156.99
In Stock
Bourns 5V dc 128 Pulse Optical Encoder with a 6.35 mm Round Shaft, Bracket Mount
  • RS Stock No. 263-2889P
  • Mfr. Part No. ENA1J-B28-L00128L
Each (Supplied in a Bag)
MYR229.83
In Stock
Nidec Components 5V dc 50 Pulse Optical Encoder with a 6 mm Flat Shaft, Through Hole, Wire Lead
  • RS Stock No. 182-5637
  • Mfr. Part No. REC16A50-201-C
Each
MYR126.74
In Stock
Broadcom 5V dc Optical Encoder, Surface Mount
  • RS Stock No. 275-8942P
  • Mfr. Part No. AEDR-9930E-102
Each (Supplied on a Reel)
MYR170.38
Last RS stock
Broadcom 500 Pulse Code Wheel with a 4 mm, Through Hole
  • RS Stock No. 796-7834
  • Mfr. Part No. HEDS-5140#A11
Each
MYR100.03
Temporarily out of stock
Nidec Components 5V dc 50 Pulse Optical Encoder with a 6 mm Flat Shaft, Through Hole, Wire Lead
  • RS Stock No. 182-5633
  • Mfr. Part No. REC16B50-201-C
Each
MYR119.62
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